204980520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{12289}}^1$

素因数の和:12442

約数の個数: 64

約数和(自身を含む): 619416000

約数和(自身を除く): 414435480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 12289, 16680, 24578, 36867, 49156, 61445, 73734, 98312, 122890, 147468, 184335, 245780, 294936, 368670, 491560, 737340, 1474680, 1708171, 3416342, 5124513, 6832684, 8540855, 10249026, 13665368, 17081710, 20498052, 25622565, 34163420, 40996104, 51245130, 68326840, 102490260, 204980520]

約数ペア:

[(1, 204980520), (2, 102490260), (3, 68326840), (4, 51245130), (5, 40996104), (6, 34163420), (8, 25622565), (10, 20498052), (12, 17081710), (15, 13665368), (20, 10249026), (24, 8540855), (30, 6832684), (40, 5124513), (60, 3416342), (120, 1708171), (139, 1474680), (278, 737340), (417, 491560), (556, 368670), (695, 294936), (834, 245780), (1112, 184335), (1390, 147468), (1668, 122890), (2085, 98312), (2780, 73734), (3336, 61445), (4170, 49156), (5560, 36867), (8340, 24578), (12289, 16680)]